Understanding the Remington 700 Lengthy Motion
Motion Size and Cartridge Compatibility
The Remington 700 is manufactured in numerous motion lengths, every tailor-made to a particular vary of cartridge sizes. This alternative permits for optimum efficiency and dependable feeding. The actions are typically categorized as brief, lengthy, and, for bigger magnum cartridges, ultra-magnum. Choosing the proper motion size is essentially linked to the ammunition one intends to make use of. It is because the size of the motion instantly influences the journal capability, bolt throw, and the general dimensions of the rifle.
Lengthy Motion Definition
The Remington 700 Lengthy Motion is particularly engineered to accommodate longer cartridges, such because the venerable .30-06 Springfield, the highly effective .270 Winchester, or different cartridges with comparable total lengths. These cartridges sometimes measure between 3.2 and three.5 inches in total size. Utilizing an extended motion with these cartridges ensures that the cartridges are correctly fed, extracted, and ejected. Trying to chamber these rounds in a brief motion, as an illustration, would result in extreme feeding issues, doable malfunctions, and potential harm to the firearm.
Bolt and Receiver Traits
The lengthy motion Remington 700 incorporates a bolt and receiver which might be proportionally longer than these discovered within the brief motion fashions. This elevated size facilitates easy and dependable biking of those longer rounds. The bolt throw – the space the bolt travels to load, fireplace, and eject a cartridge – can be longer, offering ample house for these bigger cartridges.
Motion Size Distinction
The excellence between the lengthy motion and brief motion variants is a key consideration. Whereas the fundamental performance of the rifle stays constant, the particular dimensions and accessible aftermarket elements might range significantly. When buying elements like shares, scope bases, or triggers, it’s important to substantiate their compatibility with the particular motion size of the Remington 700.
Key Dimensions of the Remington 700 Lengthy Motion
Motion Physique Necessities
General Size and Performance
The receiver, or motion physique, is the guts of the rifle, housing the bolt, set off mechanism, and journal. The general size of the motion physique is a major dimension, influencing the general size of the rifle and the accessible house for the barrel. The size varies based mostly on the particular mannequin and configuration. A typical lengthy motion receiver physique size, excluding the barrel, measures roughly 8.4 inches.
Motion Physique Width
The width of the motion physique is essential for inventory becoming and the collection of scope bases. Measuring at numerous factors alongside the motion physique, for instance, close to the recoil lug and the entrance of the receiver, ensures the proper alignment and safe mounting of those essential elements. The width typically falls within the neighborhood of 1.34 inches.
Motion Physique Peak
The peak of the motion physique, from the underside of the receiver to the highest, impacts the ergonomics and the match of the rifle inventory. This dimension is important for correctly aligning the scope with the shooter’s eye. This normally is about 1.24 inches.
Barrel Threading
The barrel thread diameter and pitch are paramount for barrel set up. The proper thread permits a safe and correct attachment of the barrel to the receiver. A typical thread pitch for Remington 700 lengthy actions is 1.0625″ x 16 TPI, however this could at all times be verified.
Motion Screw Spacing
The motion screw spacing and thread dimension are basic for attaching the motion to the inventory. Normal placement and sizing guarantee safe mounting of the motion within the inventory. This ensures the right performance of the rifle and its means to handle the highly effective forces generated throughout firing. These threads are sometimes 1/4-28.
Bolt Particulars
Bolt Physique Diameter and Extraction
The bolt is the working mechanism of the rifle. The bolt physique diameter performs a big position in bolt journey and extraction. The bolt physique is a cylindrical element that homes the firing pin, extractor, and ejector.
Bolt Head Diameter and Cartridge Seating
The bolt head diameter should be acceptable for the particular cartridge used. It governs the seating of the cartridge. The bolt head homes the locking lugs, which interact the receiver throughout firing, safely containing the high-pressure gases generated by the ignited propellant.
Bolt Lug Dimensions
The bolt lug dimensions which embrace size, width, and thickness, influence locking energy. These dimensions are essential for the structural integrity and security of the rifle.
Bolt Face and Headspace
The bolt face diameter and depth are additionally particular to the cartridge and decide how the cartridge head is seated inside the bolt. Exact measurements on this space are essential for proper headspace.
Bolt Throw
The bolt throw, the space the bolt travels to cycle a cartridge, is one other essential measurement. The longer journey of the lengthy motion bolt accommodates the bigger cartridge size.
Extractor and Ejector Perform
The extractor dimensions and place govern how the fired case is gripped and extracted from the chamber. Correct extractor operate is paramount for dependable biking.
The ejector dimensions and place have an effect on how the spent case is ejected from the rifle. The ejector is a spring-loaded mechanism that pushes the fired case out of the motion.
Journal Concerns
Journal Effectively Dimensions and Capability
The journal system impacts feeding reliability. The general size of the journal nicely is the house the journal occupies inside the inventory, and influences the selection of journal varieties and capacities.
The width of the journal nicely limits journal width, instantly affecting the kinds of cartridges that can be utilized and journal capability.
The depth of the journal nicely, measured from the underside of the receiver, is essential for correct feeding of cartridges and for making house for the journal flooring plate.
Feeding Rails and Cartridge Alignment
The feed rail dimensions have an effect on how cartridges are aligned and fed into the chamber. That is the portion of the receiver the place the cartridges transfer from the journal to the chamber.
Journal Field Dimensions and Capability
The journal field size determines the utmost cartridge total size that may be reliably used.
The journal field width impacts the journal’s inside capability.
Set off and Sear Specifics
Set off Pin Placement
The set off and sear mechanisms are very important elements for exact firing. The set off pin gap spacing and diameter are very important to set off choice, as they need to align with the receiver.
Sear Engagement and Set off Pull
The sear engagement size and top instantly have an effect on the set off pull weight, creep, and total efficiency. A correctly functioning sear ensures the rifle fires safely and precisely.
Set off Mounting
The set off mounting gap places be certain that the aftermarket set off shall be correctly secured and carry out as designed.
Significance of These Dimensions
Gunsmithing, Customization, and the Dimensions
Barrel Becoming and Headspace
For these looking for to switch or customise their Remington 700, these dimensions are basic. Dimensions have an effect on barrel becoming, chambering, and headspace. A talented gunsmith should exactly measure these to make sure that the barrel is correctly put in, chambered for the specified cartridge, and that the headspace is inside protected limits. Correct headspace prevents misfires and doubtlessly harmful situations.
Inventory Inletting and Bedding
Dimensions additionally influence inventory inletting and bedding. The inventory should be precisely inletted to suit the receiver and the barrel. Right bedding ensures that the motion and barrel are securely and constantly supported, thereby maximizing accuracy potential.
Aftermarket Components and Specs
Aftermarket elements compatibility, comparable to triggers and scope bases, closely is determined by exact dimensional data. Many aftermarket set off producers present detailed specs. Correct measurements allow the gunsmith to pick out elements that may match seamlessly and performance flawlessly.
Components Compatibility and Concerns
Potential Points
Compatibility points come up when aftermarket elements, comparable to shares or triggers, aren’t designed to accommodate the size of the lengthy motion. Buying elements that do not match may cause harm, require intensive modifications, and doubtlessly render the rifle unsafe.
Measurement Significance
Exact measurements are subsequently required for aftermarket upgrades. It is very important examine the measurements of the motion with the specs of any aftermarket elements earlier than buy. That is notably true for complicated upgrades like substitute shares.
Cartridge Choice and Efficiency
Lengthy Motion Benefits
The lengthy motion is particularly designed to deal with bigger cartridges. It permits for the usage of rounds such because the .30-06 Springfield or the .270 Winchester, which couldn’t be safely or reliably chambered in a brief motion.
Journal Field Size for Dependable Feeding
Acceptable journal field size can be essential for dependable feeding. The journal field size should be adequate to accommodate the cartridge’s total size, together with the bullet, case, and primer.
Efficiency Impacts
The size of the motion additionally influence the rifle’s total efficiency. A correctly dimensioned motion promotes smoother biking, elevated accuracy, and larger reliability.
The best way to Measure the Remington 700 Lengthy Motion
Instrument Suggestions
Measuring a firearm requires precision and cautious approach. Earlier than commencing any measurements, be certain that the firearm is unloaded and that each one security procedures are adopted.
Important instruments for measuring the Remington 700 lengthy motion embrace calipers, micrometers, and a dependable measuring tape. Calipers are used for exact measurements of smaller dimensions, comparable to bolt physique diameter or bolt head diameter. Micrometers present even larger accuracy for essential measurements, comparable to barrel thread diameter. A measuring tape is useful for assessing the general size of the motion physique.
Measurement Procedures
Taking the important measurements requires care. Start by measuring the general size of the motion physique. Then, measure the width and top at numerous factors. Use calipers and a micrometer to measure the bolt physique diameter, bolt head diameter, and the size of the bolt lugs. Rigorously measure the journal nicely dimensions, together with total size, width, and depth.
Accuracy and Security
Suggestions for correct measurement embrace taking a number of measurements and averaging them. The typical of three or extra measurements will scale back the consequences of minor errors. It is usually essential to make sure that the measuring instruments are correctly calibrated.
At all times train acceptable security precautions when working with firearms. Disassemble the rifle in a protected and uncluttered setting, making certain that there are not any stay rounds current. Sporting security glasses is really useful. Seek the advice of a certified gunsmith if not sure of carry out any of those steps.
Frequent Variations and Tolerances
Manufacturing Variations
Whereas the general design of the Remington 700 has remained largely constant, there will be variations throughout completely different manufacturing years. These can stem from refined modifications in manufacturing processes or the usage of completely different supplies.
Manufacturing Tolerances
Manufacturing tolerances inevitably exist. These are small deviations which might be inherent in any manufacturing course of.
Measurement Significance
It is very important take into account that minor variations are frequent and ought to be accounted for. It’s at all times smart to take the time to make the exact measurements required on your mission.
Sources and Additional Info
Additional Info
There are numerous assets accessible for extra info, starting from producers’ web sites to gunsmithing boards. Checking the Remington official web site and consulting the data there may be at all times an amazing begin.
Consulting respected sources, like gunsmithing boards, and related books is extremely really useful. Studying particular books on the Remington 700 platform can even present beneficial insights.
Take into account blueprints or schematics of the Remington 700 motion. These detailed drawings can present much more exact dimensional information.
Conclusion
Comprehending the Remington 700 Lengthy Motion dimensions is crucial for anybody looking for to work on or modify their rifle. By understanding these essential measurements, you’ll be able to efficiently undertake initiatives starting from inventory becoming and barrel set up to set off upgrades.
Keep in mind, accountable gun possession consists of protected dealing with, correct upkeep, and a dedication to understanding the mechanical workings of your firearm. If you’re unfamiliar with the procedures, at all times seek the advice of a certified gunsmith or armorer.
In case your wants change, and also you need to additional customise and enhance your Remington 700, you will have a strong basis. Do not forget that in case you’re not skilled in the sort of work, at all times search skilled help.
The knowledge on this article is supplied for informational functions solely and shouldn’t be thought of skilled recommendation. Please at all times guarantee protected firearms dealing with and abide by all relevant legal guidelines and laws.
